diff --git a/pkgs/applications/misc/houdini/runtime.nix b/pkgs/applications/misc/houdini/runtime.nix
index 8662c46964b1..ed8f44f45266 100644
--- a/pkgs/applications/misc/houdini/runtime.nix
+++ b/pkgs/applications/misc/houdini/runtime.nix
@@ -1,11 +1,11 @@
 { requireFile, callPackage }:
 
 callPackage ./runtime-build.nix rec {
-  version = "20.0.688";
+  version = "20.5.278";
   eulaDate = "2021-10-13";
   src = requireFile {
     name = "houdini-${version}-linux_x86_64_gcc11.2.tar.gz";
-    sha256 = "99f9088824c328de9d351f037f26ff1cba960fbd9b4e2ed1d52601680d3512a6";
+    hash = "sha256-O5oAoiDiu+xrmDfTnilPqZue8+dXVTHnK0yrX6moTSc=";
     url = "https://www.sidefx.com/download/daily-builds/?production=true";
   };
 }